#FDFB66#FDFB66

#FDFB66 is a very light, vivid yellow. Relative luminance 0.908; OKLCH L 96.3% C 0.168 H 108.4°. Best body text is #000000 at 19.17:1 contrast (WCAG AA passes).

Color values

HEX	#FDFB66
RGB	rgb(253, 251, 102)
HSL	hsl(59, 97%, 70%)
HSV	hsv(59, 60%, 99%)
CMYK	cmyk(0%, 0.8%, 59.7%, 0.8%)
CIE-LAB	lab(96.34, -17.31, 69.58)
CIE-LCH	lch(96.34, 71.70, 103.97°)
OKLab	oklab(96.25% -0.053 0.159)
OKLCH	oklch(96.25% 0.168 108.4)
XYZ	xyz(77.4059, 90.8385, 26.0239)
Luminance	0.9084 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDFB66 #6668FD

analogous

#FDAF66 #FDFB66 #B4FD66

triadic

#FDFB66 #66FDFB #FB66FD

tetradic

#FDFB66 #66FDAF #6668FD #FD66B4

square

#FDFB66 #66FDAF #6668FD #FD66B4

split-complementary

#FDFB66 #66B4FD #AF66FD

monochromatic

#E6E303 #FCF92A #FDFB66 #FEFDA2 #FFFEDF

Accessibility & contrast

On white

1.10

#FDFB66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.17

#FDFB66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDFB66

19.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDFB66	#FFFFFF	#000000	##000000
##FDFB66	1.00	1.10	19.17	19.17
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.17	21.00	1.00	1.00
##000000	19.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF254

Deuteranopia (green-blind)

#FFF76F

Tritanopia (blue-blind)

#FFECDB

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #fdfb66;
/* rgb */ color: rgb(253, 251, 102);
/* oklch */ color: oklch(96.3% 0.168 108.4);

Tailwind

colors: {
  custom: {
    50: '#fffc97',
    500: '#fdfb66',
    950: '#000000',
  },
}

SCSS

$custom: #fdfb66;
$custom-light: #fffc97;
$custom-dark: #000000;

JSON

{
  "hex": "#fdfb66",
  "rgb": {
    "r": 253,
    "g": 251,
    "b": 102
  },
  "hsl": {
    "h": 59.205,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.9625,
    "c": 0.16764,
    "h": 108.4
  },
  "luminance": 0.90836
}

Semantic roles & 50–950 ramp

primary

#FDFB66

secondary

#2F32D8

accent

#03E600

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FDFB66

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →